package com.itheima.reggie.web;

import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
import com.itheima.reggie.common.R;
import com.itheima.reggie.entity.Category;
import com.itheima.reggie.entity.Dish;
import com.itheima.reggie.service.ICategoryService;
import lombok.extern.slf4j.Slf4j;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.web.bind.annotation.*;

import java.util.List;

@RestController
@RequestMapping("/category")
@Slf4j
public class CategoryController {
    @Autowired
   private ICategoryService categoryService;

    //新增分类
    @PostMapping
    public R<String> save(@RequestBody Category category){
        categoryService.save(category);
        return R.success("新增分类成功");
    }

    //分页查询
    @GetMapping("/page")
    public R<Page> query(String page,String pageSize){
        //1.构建分页构建器
        Page<Category> pageInfo = new Page<>();
        //2.条件构建器
        LambdaQueryWrapper<Category> queryWrapper = new LambdaQueryWrapper<>();
        //3.添加查询条件
        queryWrapper.orderByDesc(Category::getSort);
        //4.调用查询方法
        categoryService.page(pageInfo,queryWrapper);
        return R.success(pageInfo);
    }

    //删除分类
    @DeleteMapping
    public R<String> delete(Long id){
        categoryService.remove(id);
        return R.success("分类信息删除成功");
    }

    //修改分类
    @PutMapping
    public R<String> update(@RequestBody Category category){
        categoryService.updateById(category);
            return R.success("修改分类信息成功");
    }


    //菜品分类查询
    @GetMapping("/list")
    public R<List<Category>> list(Category category){
        //条件构造器
        LambdaQueryWrapper<Category> queryWrapper = new LambdaQueryWrapper<>();
        //添加条件
        queryWrapper.eq(category.getType()!=null,Category::getType,category.getType());
        queryWrapper.orderByAsc(Category::getSort).orderByDesc(Category::getUpdateTime);

        List<Category> list = categoryService.list(queryWrapper);
        return R.success(list);
    }

}
